Vulnerability in Linux
CVE-2021-47263
In the Linux kernel, the following vulnerability has been resolved: gpio: wcd934x: Fix shift-out-of-bounds error bit-mask for pins 0 to 4 is BIT(0) to BIT(4) however we ended up with BIT(n - 1) which is not right, and this was caught by below usban check UBSAN: shift-out-of-bounds in drivers/gpio/gpio-wcd934x.c:34:14
EPSS: 0.002 (13.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions 59c324683400b41caa6d85b091e812ee3d5415c3, 5.6, 0
- Linux Linux_kernel — versions 5.13
References
Frequently asked questions
- What is CVE-2021-47263?
- CVE-2021-47263 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2024-05-21.
- How severe is CVE-2021-47263?
- Medium severity. CVSS v3 base score is 5.5 out of 10.